role_name - (Required, ForceNew) Name of the RAM Role. This name can have a string of 1 to 64 characters, must contain only alphanumeric characters or hyphens, such as "-", "_", and must not begin with a hyphen.

policy_name - (Required, ForceNew) Name of the RAM policy. This name can have a string of 1 to 128 characters, must contain only alphanumeric characters or hyphen "-", and must not begin with a hyphen.

policy_type - (Required, ForceNew) Type of the RAM policy. It must be Custom or System.